async function run($input, $output, $modules = modules) {
  const alipaySdk = $modules.alipaySdk;

  let { appid, privateKey, alipayPublicKey } = $modules.helper.config();

  const sdk = new alipaySdk({
    appId: appid,
    privateKey: privateKey,
    signType: "RSA2",
    alipayPublicKey: alipayPublicKey,
  });
}
